Finding the Fourth Proportional to 176,248,588.44, 243,212,389.84 and 97,929,463.96
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Solution
The fourth proportional to 176,248,588.44, 243,212,389.84 and 97,929,463.96 is: 135,136,735.99
Step by Step Solution
- Step 1: Write the proportion equation
176,248,588.44 : 243,212,389.84 = 97,929,463.96 : x - Step 2: Convert to fraction form
176,248,588.44/243,212,389.84 = 97,929,463.96/x - Step 3: Cross multiply
176,248,588.44x = 243,212,389.84 × 97,929,463.96 - Step 4: Simplify right side
176,248,588.44x = 23,817,658,965,461,748 - Step 5: Solve for x
x = 23,817,658,965,461,748/176,248,588.44 - Step 6: Final answer
x = 135,136,735.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.